like: giếng dầu
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Composite Words Listening Comprehension Oxford Topics Duolingo Topics 315 Activities
BEGINNER LEVEL
exact:
VNEN 
giếng dầu * ☊ 
oil well * ☊
[ giếng ] : well
[ dầu ] : (1) oil, petroleum; (2) though, although
[ dầu ] : oil